Foxit Reader 8.3.1.21155 XFAScriptObject Object remove type conversion

Summaryinfo

A vulnerability, which was classified as critical, was found in Foxit Reader 8.3.1.21155. Affected is the function remove of the component XFAScriptObject Object Handler. The manipulation results in type conversion. This vulnerability was named CVE-2017-14825. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Foxit Reader 8.3.1.21155 (Document Reader Software). It has been classified as critical. Affected is the function remove of the component XFAScriptObject Object Handler. The manipulation with an unknown input leads to a type conversion vulnerability. CWE is classifying the issue as CWE-704. The product does not correctly convert an object, resource, or structure from one type to a different type. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 8.3.1.21155. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the remove method of XFAScriptObject objects. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code under the context of the current process. Was ZDI-CAN-5017.

The bug was discovered 11/14/2017. The weakness was presented 12/20/2017 (Website). The advisory is shared for download at foxitsoftware.com. This vulnerability is traded as CVE-2017-14825 since 09/27/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 104742 (Foxit PhantomPDF < 8.3.5 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (104742). See VDB-82783, VDB-82784, VDB-82785 and VDB-82786 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Document Reader Software

Vendor

• Foxit

Name

• Reader

Version

• 8.3.1.21155

License

• free

Website

• Vendor: https://www.foxitsoftware.com/

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Once again VulDB remains the best source for vulnerability data.

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